William Henry George Cavendish (1886-1965) (1886–1965) Parents William Henry Alexander George Delmar Cavendish Edith Louisa Chivers Children Edwin Pearson Delmar Cavendish William Delmar Cavendish Siblings Alice Lucy Caroline Cavendish Edith Emily Cavendish Georgina Edith Bessie Cavendish Louisa Anna Grace Cavendish Charles Alfred William Delmar Cavendish Partners Beatrice Pearson